Science

Why do so many contemporary vaccines have low durability? | Explained

Once an individual has received a measles jab, they are usually considered protected against measles disease for their entire life. The measles vaccine is one of the most potent vaccines in our armamentarium today. But this is not the case with most other vaccines. One needs to take several boosters for a long protection. Why is this the case? We recently published a review of 34 currently licensed vaccines…

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PSLV’s POEM-3 re-enters Earth, falls in Pacific ocean | India News – Times of India

BENGALURU: The Indian Space Research Organisation (Isro) Monday said it accomplished another significant milestone on March 21, when the PSLV Orbital Experimental Module-3 (POEM-3) successfully re-entered Earth’s atmosphere in a controlled manner, leaving minimal orbital debris.The POEM-3 was part of the PSLV-C58/XPoSat mission launched on Jan 1, 2024. After deploying satellites into their intended orbits, the spent rocket stage was transformed into a stabilised platform for conducting experiments.“The last…

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Storm threatens snow in the Midwest, thunder in the South. Other parts of the US dig out – Times of India

A major spring storm threatened parts of the central US on Monday with heavy snow in its northern reaches and thunderstorms and possible tornadoes in the South. Other parts of the country tried to recover from their own severe weather, from hail and flooding in California to heavy snow, freezing rain and flooding in the Northeast, where some areas were not expected to get power back until Tuesday or…

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How are semiconductors fabricated? | Explained

While the physical realm of human activity contains an array of languages, the digital realm is founded on just one fundamental binary language: the 1s and 0s, also called the bits of data. Computers represent these bits as electrical signals and this forms the foundation of modern computing, communication, social media, robotics, and artificial intelligence. The 0s and 1s constantly shape the way we interact with technology and with…

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Unlocking the mystery: Scientists reveal genetics behind brown pandas in China – Times of India

NEW DELHI: A rare variant of the giant panda, known not for the conventional black-and-white but for an unusual brown-and-white fur, inhabits just a single mountain range in China. This unique trait, previously shrouded in mystery, has been potentially unraveled by recent scientific research.This research involved the genetic analysis of numerous pandas both in the wild and in captivity, revealing that the rare brown-and-white coloration is likely due to…

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Unlocking Mars’ icy secrets: Honeybee Robotics’ breakthrough in water ice drilling – Times of India

NEW DELHI: The quest to delve beneath the Martian surface is advancing, with significant progress made toward extracting subsurface ice on Mars for essential resources such as drinkable water and rocket fuel. However, reaching the ice-rich layers beneath Mars’ surface remains a complex challenge.Innovative Solutions by Honeybee RoboticsHoneybee Robotics has developed the RedWater concept, an innovative approach aimed at efficiently drilling into the Martian subsurface to access its ice…

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Can ‘good sounds’ help coral islands recover from bleaching?

Staghorn corals seen in the waters off Man Nai Island, near Rayong province, Thailand, February 28, 2024. | Photo Credit: Reuters Climate change is the most serious environmental problem facing the world today. One of the main reasons for this is the global warming caused by the extraction of coal and oil, which have been underground for millennia, and burning them for industrial and non-industrial purposes to generate energy.…

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US Moon lander ‘permanently’ asleep after historic landing: company

An uncrewed American lander that became the first private spaceship on the Moon has met its ultimate end after failing to “wake up,” the company that built it said. HT Image Houston-based Intuitive Machines said late Saturday that the lander, named Odysseus, had not phoned home this week when its solar panels were projected to receive enough sunlight to turn on its radio. Hindustan Times – your fastest source…

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Chandrayaan-3’s landing site name ‘Statio Shiv Shakti’ approved by IAU

For the site where Chandrayaan-3’s moon lander Vikram had landed, the International Astronomical Union (IAU) working group for planetary system nomenclature has approved a name –Statio Shiv Shakti. On the origin of the Statio Shiv Shakti name, the Gazetteer of Planetary Nomenclature said: “Compound word from Indian mythology that depicts the masculine (“Shiva”) and feminine (“Shakti”) duality of nature; Landing site of Chandrayaan-3’s Vikram lander.” “This gazetteer contains detailed…

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From Chandrayaan 3 to Milky Way: The ‘Shiva’ & ‘Shakti’ connection

Chandrayaan 3’s landing site ‘Shiv Shakti’ has received an approval from the International Astronomical Union (IAU) Working Group for Planetary System Nomenclature. The global recognition comes exactly six months after Prime Minister Narendra Modi had announced the name for the site where the Vikram lander had made the touchdown. But India’s space domination is not limited to Chandrayaan 3 alone. Astronomers have identified two ancient streams of stars named…

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Nisar reflector going back to US for additional coating: Nasa | India News – Times of India

BENGALURU: The launch readiness date of the Nasa-Isro Synthetic Aperture Radar (Nisar) satellite, an Earth-observing mission, will be determined at the end of April, Nasa has said in its latest update about the mission. A key component of the satellite is being returned to the US for additional work.The TOI had reported last week that the launch, initially pegged to happen by the end of March, would be delayed…

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‘Role model for aspiring nations’: WEF official lauds India’s space sector

A senior official from the World Economic Forum (WEF) noted that the enthusiasm surrounding India’s space endeavours is drawing in talent from various corners of the globe, motivating them to initiate businesses and play a part in advancing the sector’s development. Sebastian Buckup “India is seen as a role model, a lighthouse for smaller, aspiring space nations, which also look to India for support. This is something the WEF…

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Deadly flesh-eating bacterial infection spreading rapidly in Japan – Times of India

NEW DELHI: A rare and deadly flesh-eating bacterial infection is rapidly spreading in Japan, reports The New York Post citing officials. The infection, known as streptococcal toxic shock syndrome (STSS), has a high fatality rate of 30% and is primarily caused by group A streptococcus bacteria, as reported by The Japan Times.Medical experts are surprised by the sudden increase in cases and have advised to maintain good hygiene practices…

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IAU approves ‘Statio Shiv Shakti’ as name for Chandrayaan-3’s landing site

An image of Chandrayaan-3 Vikram Lander, clicked through a Pragyan rover’s navigation camera, and released by Indian Space Research Organisation (ISRO). | Photo Credit: ANI The International Astronomical Union (IAU) working group for Planetary System Nomenclature has approved the name Statio Shiv Shakti for the landing site of Chandrayaan-3’s Vikram lander. The approval was given on March 19, 2024. “Compound word from Indian mythology that depicts the masculine (“Shiva”)…

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NASA touts space research in anti-cancer fight

Experiments in the weightless environment of space have led to “crazy progress” in the fight against cancer, NASA officials said at a recent event highlighting an important and personal initiative of U.S. President Joe Biden. Space is “a unique place for research,” astronaut Frank Rubio said at the event in Washington. The 48-year-old, a physician and former military helicopter pilot, conducted cancer research during his recent mission to the…

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Dispersal out of Africa may have occurred during arid period

The most recent and widespread migration of humans out of Africa, which occurred less than 1,00,000 years ago, may have taken place during a particularly arid period following the Toba supervolcano eruption in Indonesia, a new study published in the journal Nature suggests. It is typically thought that the dispersals of humans out of Africa occurred during humid periods that created ‘green corridors’ and facilitated the movement of people.…

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Anaemia prevalence in eight States found to be overestimated

A study across eight States in India involving 4,613 participants that included adolescents (647 girls and 674 boys), adults (931 women and 927 men) and elderly (714 women and 720 men) has found that the prevalence of anaemia has been overestimated by previous surveys. While the NFHS surveys measured haemoglobin using finger prick-based capillary blood, the latest multi-institutional study carried out by a team led by Dr. Anura Kurpad…

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Saved from whaling, blue whales now face threat from global warming, human activities: Study – Times of India

NEW DELHI: Blue whales, the largest living animals, have recovered from being hunted, only to face the growing challenges from global warming and other human threats like underwater noise, pollution and disrupted food sources, according to a new stocktake of their population.Researchers found the greatest genetic differences among the blue whale populations in the eastern Pacific, Antarctic subspecies and the pygmy subspecies of the eastern Indian and western Pacific.Blue…

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